Hollow Core Precast Concrete Floor Panels Disadvantages

Advantages and disadvantages of precast concrete construction advantages.

Hollow core precast concrete floor panels disadvantages.

Hollowcore systems are prestressed concrete plank that serve as both a ready made sub floor for a garage and a ceiling for additional living areas. Prestressed hollowcore floors provide the most economical flooring solution for the widest variety of situations in masonry steel and concrete structures. Large span length with tubular hollowed out voids spanning the slabs full length these concrete slabs present a dramatic decrease in weight without sacrificing strength and durability. If not properly handled the precast units may be damaged during transport.

You get an affordable reliable and versatile hollow core plank also known as dox plank that offers a host of advantages over other traditional building materials. Our nicore hollow core concrete is a precision manufactured precast prestressed concrete plank produced with high strength 5 000 psi minimum concrete. This helps keep the construction process on track and adds another layer of efficiency to the project. There are some disadvantages to precast concrete they are discussed below.

Precast floors and in particular hollowcore floors offer many advantages over alternative flooring construction methods such as in situ metal deck and timber. For installing a precast concrete plant heavy and sophisticated machines are necessary which requires a high initial investment a large scale of precast construction projects must be available to ensure sufficient profit. A hollow core slab also known as a voided slab hollow core plank or simply a concrete plank is a precast slab of prestressed concrete typically used in the construction of floors in multi story apartment buildings the slab has been especially popular in countries where the emphasis of home construction has been on precast concrete including northern europe and former socialist countries of. Hollowcore planks can be attached to cmu walls steel beams or precast walls beams.

Maximize space in any house plan for approximately 20 per square foot with hollowcore roof and floor systems from county materials. When precast structures are to be installed it is evident that the amount of scaffolding and formwork is considerably reduced. They are used for making floor and roof slabs. Precast concrete floor slab is the most fully standardized precast concrete elements.

In addition the panels have continuous voids in them that reduce weight and cost and also may be utilized for electrical or mechanical runs. As the heroes of flooring roofing bridges and mezzanine systems there are 7 main advantages of precast hollowcore slabs. Disadvantages of precast concrete. Following are the disadvantages of precast concrete.

Very rapid speed of erection good quality control entire building can be precast walls floors beams etc.